Readd setuptools_scm as dependency

README.md

@@ -23,6 +23,7 @@ The following packages are required in order to build the library:
     -   [Matplotlib](https://matplotlib.org/)
     -   [NumPy](https://numpy.org/)
     -   [QtPy](https://github.com/spyder-ide/qtpy)
+    -   [setuptools_scm](https://github.com/pypa/setuptools_scm/)
 -   Qt 5 or 6, with Python bindings, one of:
     - pyside2
     - pyqt5

pyproject.toml

@@ -9,11 +9,10 @@ license = { file = "LICENSE" }
 requires-python = ">=3.8"
 dependencies = [
     "numpy",
-    "pybind11>=2.10.1",
-    # "pyside2",
     "qtpy",
     "graphviz>=0.19",
     "matplotlib",
+    "setuptools_scm[toml]>=6.2",
 ]
 classifiers = [
     "Intended Audience :: Education",

requirements.txt

@@ -2,3 +2,4 @@ numpy
 qtpy
 graphviz>=0.19
 matplotlib
+setuptools_scm[toml]>=6.2